Using the apt-key utility we can display all the known keys.
To quickly find the expired keys, search for “expired:”
apt-key list | grep “expired:”
Update the key
We can now use the key gathered in step 1 to update it:
apt-key adv --keyserver keys.gnupg.net --recv-keys [KEY]
Passionate Developer with 7 years of extensive experience working for Data center related products. Contributed and lead the efforts in Solutioning and engineering in Nimesa Technologies for developing Dataprotection and Copy data management product for Private and Public Clouds
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